状语从句复习
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课件24张PPT。陪我梦游 天马行空 要仰望整个宇宙不需要抬头 状语从句复习一,什么是状语从句 用句子作状语,来说明一件事情发生的时间,地点,原因,条件,结果等.二,状语从句的分类时间，地点，条件，原因，让步，目的，方式，结果，比较等９种．三，学习方法１，弄清每种状语从句的连接词
２，弄清不同连接词之间的区别．
状语从句考点时间状语从句地点状语从句条件状语从句目的状语从句让步状语从句原因状语从句比较状语从句一.时间状语从句1.when
while
as “当…时候, 这时”+短暂性/延续性动词“在….期间;虽然; 而（表对比）”+延续性动词“一边….一边; 随着”（同时进行）1)When he comes here tomorrow, I’ll call you. 2)Henry is in charge of the office when Mr.Smith is away. 1)While he was walking in the street, he met Tim. 2)He learned to speak English while he was here.
3)I like tea while she likes coffee.
4) While I don’t like him, I am for his plan this time. 1)As time goes on, we have more things to worry about.
2) She sang as she worked.Sb be about to do sth when （某人正要干-的时候这时）
Sb be doing sth when （某人正在干---的时候这时）
Sb had done sth when （某人刚做完---这时---）特殊含义：When 表示“既然” ＝sinceEg: Why do you want to find another job when you already have a good one?practice1). He transplanted the little tree to the garden_____ it was the best time for it.
where B. when C. that D. until.(05上海)
2).----- I’m going to the post office.
-----__you’re here, can you get me some stamps?(99全国)
A. As B. while C. because D. if 2. before “在…之前; 还没来得及..就..”eg: Someone called me in the middle of the night, but they hung up______ I could answer the phone
as B. since C. until D. before
3. until & till (不用于句首)肯定句（until)中用延续性动词,
否定句中(not …until)用短暂性动词eg: Don’t wake him until / till midnight.
I lived in that village until / till I was fifteen两种常考的用法： It is not until--- that--- (直到什么时候才---)Eg: It is not until the midnight that he went to bed.= He didn’t go to bed until midnight.Not until midnight did he went to bed.4. 一….就…& 带time的短语 引导时间状语从句一…就..as soon as
the moment / second/ instant/ minute
immediately/ directly/ instantly
no sooner… than
hardly…. whenthe first/ second/ last.. time
every time , each time, any time
(the) next timetime短语practice1).---Did you remember to give Mary the money you owed her?
---Yes, I gave it to her ______ I saw her.(01北京)
while B. the moment C. suddenly D. once
2). I thought her nice and honest ______I met her.
first time B. for the first time
C. the first time D. by the first time5. since / before/ when 的句式1). It has been/ is 时间段 since sb did sth自从......以来多久了注意:若从句动词为延续性的,则为“自从不做..多久了Eg: It is three years since I came back.
It is three years since I was a high school student. 2). It will be 时间段 before sb do/ does sth.
It was 时间段 before sb did sth.
It wasn’t long before sb did sth 做某事之前还得..时间 （指将来）过了..时间后才做某事（指过去）没过多久就做了某事3).It was 时间点 when sb did sth.It will be two years before my book comes out.
It was two years before my book came out.
It wasn’t long before my book came out.It was 1998 when my book came out.It is almost five years ___ we saw each other last time.(05北京)
before B. since C. after D. when
2. It was some time _____ we realized the truth.
when B. until C. since D. before (05山东)
3.---- Did Jack come back early last night?
----Yes. It was not yet eight o’clock ______he arrived home.
before B. when C. that D. untilpractice二. 地点状语从句( where, wherever)Eg: The famous scientist grew up ___he was born and in 1930 he came to Shang Hai. (02 上海)
when B. whenever C. where D. wherever
三. 条件状语从句 if, unless= if….not , as / so long as,
on condition that ，once (一旦)等引导The WTO can’t live up to its name ____ it doesn’t include a country that is home to one fifth of mankind.( 00全国).
as long as B. while C. if D. even though
Once you see him, you will never forget him. Once --- 一但……就……The?research?is?so?designed?that?once?____?nothing?can?be?done?to?change?it.
??A.?begins? B.?having?begun? C.?beginning? D.?begun 四. 目的状语从句so that, in order that, in case (以防), for fear that(以免,唯恐)等引导.Eg: I’d like to arrive 20 minutes early ______ I can have time for a cup of tea.(05全国)
as soon as B. as a result C. in case D. so that 五. 让步状语从句though, although, as, while, even if/ though, whether……or(不管是….还是….),
疑问词+ever, no matter +疑问词 等引导________succeed or fail, we won’t give up.as soon as B. whether C. though D. as 注意：
No matter how=however
No matter what= whatever
The father couldn’t make his daughter smile however hard he tried.The old man wouldn’t believe anything no matter what you said.He always wear this coat whatever the season.+adj/ adv+ n(或直接在句中做主语或宾语）六. 原因状语从句because, since, as , for, now that (既然) 等引导.1). because直接原因，非推断．语气最强．回答why
eg: We stayed at home because it rained.
2). since通常放句首．译为“既然”
eg: Since everyone knows about it, I don’t want to talk any more.3).不谈自明的原因，语气最弱．
eg: As she is kind, we all like her.
4). for 位于主句后,其前有逗号,表示一些附加或推断的理由.
eg: He must be ill, for he is absent today.六. 比较状语从句引导比较状语从句的连词有：as…as…, not so (as)…as…, .
…than…, the 比较级… the 比较级... （越..越…) 1.常用三种比较句型---A是B的3倍A is 3 times as adj (as B)
A is 3 times adj比较级 (than B)
A is 3 times the n (of B)这根棍子的长是那根的2倍。
This stick is twice as long as that one.
This stick is twice longer than that one.
This stick is twice the length of that one.2. The 比较级….., the 比较级……越….就越…..The more he listened to that song, the less he enjoyed it.The harder you work, the more you can get in the future.
２，弄清不同连接词之间的区别．
状语从句考点时间状语从句地点状语从句条件状语从句目的状语从句让步状语从句原因状语从句比较状语从句一.时间状语从句1.when
while
as “当…时候, 这时”+短暂性/延续性动词“在….期间;虽然; 而（表对比）”+延续性动词“一边….一边; 随着”（同时进行）1)When he comes here tomorrow, I’ll call you. 2)Henry is in charge of the office when Mr.Smith is away. 1)While he was walking in the street, he met Tim. 2)He learned to speak English while he was here.
3)I like tea while she likes coffee.
4) While I don’t like him, I am for his plan this time. 1)As time goes on, we have more things to worry about.
2) She sang as she worked.Sb be about to do sth when （某人正要干-的时候这时）
Sb be doing sth when （某人正在干---的时候这时）
Sb had done sth when （某人刚做完---这时---）特殊含义：When 表示“既然” ＝sinceEg: Why do you want to find another job when you already have a good one?practice1). He transplanted the little tree to the garden_____ it was the best time for it.
where B. when C. that D. until.(05上海)
2).----- I’m going to the post office.
-----__you’re here, can you get me some stamps?(99全国)
A. As B. while C. because D. if 2. before “在…之前; 还没来得及..就..”eg: Someone called me in the middle of the night, but they hung up______ I could answer the phone
as B. since C. until D. before
3. until & till (不用于句首)肯定句（until)中用延续性动词,
否定句中(not …until)用短暂性动词eg: Don’t wake him until / till midnight.
I lived in that village until / till I was fifteen两种常考的用法： It is not until--- that--- (直到什么时候才---)Eg: It is not until the midnight that he went to bed.= He didn’t go to bed until midnight.Not until midnight did he went to bed.4. 一….就…& 带time的短语 引导时间状语从句一…就..as soon as
the moment / second/ instant/ minute
immediately/ directly/ instantly
no sooner… than
hardly…. whenthe first/ second/ last.. time
every time , each time, any time
(the) next timetime短语practice1).---Did you remember to give Mary the money you owed her?
---Yes, I gave it to her ______ I saw her.(01北京)
while B. the moment C. suddenly D. once
2). I thought her nice and honest ______I met her.
first time B. for the first time
C. the first time D. by the first time5. since / before/ when 的句式1). It has been/ is 时间段 since sb did sth自从......以来多久了注意:若从句动词为延续性的,则为“自从不做..多久了Eg: It is three years since I came back.
It is three years since I was a high school student. 2). It will be 时间段 before sb do/ does sth.
It was 时间段 before sb did sth.
It wasn’t long before sb did sth 做某事之前还得..时间 （指将来）过了..时间后才做某事（指过去）没过多久就做了某事3).It was 时间点 when sb did sth.It will be two years before my book comes out.
It was two years before my book came out.
It wasn’t long before my book came out.It was 1998 when my book came out.It is almost five years ___ we saw each other last time.(05北京)
before B. since C. after D. when
2. It was some time _____ we realized the truth.
when B. until C. since D. before (05山东)
3.---- Did Jack come back early last night?
----Yes. It was not yet eight o’clock ______he arrived home.
before B. when C. that D. untilpractice二. 地点状语从句( where, wherever)Eg: The famous scientist grew up ___he was born and in 1930 he came to Shang Hai. (02 上海)
when B. whenever C. where D. wherever
三. 条件状语从句 if, unless= if….not , as / so long as,
on condition that ，once (一旦)等引导The WTO can’t live up to its name ____ it doesn’t include a country that is home to one fifth of mankind.( 00全国).
as long as B. while C. if D. even though
Once you see him, you will never forget him. Once --- 一但……就……The?research?is?so?designed?that?once?____?nothing?can?be?done?to?change?it.
??A.?begins? B.?having?begun? C.?beginning? D.?begun 四. 目的状语从句so that, in order that, in case (以防), for fear that(以免,唯恐)等引导.Eg: I’d like to arrive 20 minutes early ______ I can have time for a cup of tea.(05全国)
as soon as B. as a result C. in case D. so that 五. 让步状语从句though, although, as, while, even if/ though, whether……or(不管是….还是….),
疑问词+ever, no matter +疑问词 等引导________succeed or fail, we won’t give up.as soon as B. whether C. though D. as 注意：
No matter how=however
No matter what= whatever
The father couldn’t make his daughter smile however hard he tried.The old man wouldn’t believe anything no matter what you said.He always wear this coat whatever the season.+adj/ adv+ n(或直接在句中做主语或宾语）六. 原因状语从句because, since, as , for, now that (既然) 等引导.1). because直接原因，非推断．语气最强．回答why
eg: We stayed at home because it rained.
2). since通常放句首．译为“既然”
eg: Since everyone knows about it, I don’t want to talk any more.3).不谈自明的原因，语气最弱．
eg: As she is kind, we all like her.
4). for 位于主句后,其前有逗号,表示一些附加或推断的理由.
eg: He must be ill, for he is absent today.六. 比较状语从句引导比较状语从句的连词有：as…as…, not so (as)…as…, .
…than…, the 比较级… the 比较级... （越..越…) 1.常用三种比较句型---A是B的3倍A is 3 times as adj (as B)
A is 3 times adj比较级 (than B)
A is 3 times the n (of B)这根棍子的长是那根的2倍。
This stick is twice as long as that one.
This stick is twice longer than that one.
This stick is twice the length of that one.2. The 比较级….., the 比较级……越….就越…..The more he listened to that song, the less he enjoyed it.The harder you work, the more you can get in the future.